The effect of the winter preparation period torwards the explosive power in amateur football players

Title The effect of the winter preparation period torwards the explosive power in amateur football players Objectives To find out what efect has preparation period on explosive power of lower limbs at football players of the regional championship level. Methods Quantitative research was held as a motorical testing of football team Sokol Kolovraty (n = 20) during winter preparation period. To determine the development of explosive power of the lower limbs was selected 5 motoric tests: High jump from the spot, Four jump from foot to foot, Long jump from the spot, Triple jump on the left (right) leg, Deep forward bend in standing position. This study was so-called "cross over" study, or as crossover study in which the team was divided by randomization info two groups, group A and a group B. The first half of the study (4 weeks) the group A performer strength intervention and the group B a different running intervention. In the middle of the research, after control measurements, the group exchanged their intervetnions. Results Based on the Mix-design ANOVA I can state the results showed the statistical significance of strength intervention compared to running intervention without strength exercise. In all test fot the explosive power of the lowe limbs the positive changes occurred during the strength..